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authorShawn Guo <shawn.guo@linaro.org>2012-06-13 15:58:08 +0800
committerShawn Guo <shawn.guo@linaro.org>2012-07-01 21:58:08 +0800
commited4a7fb01a467f5d264fe12f17eb981f21c7bbcd (patch)
tree5c7e553d820e844391df0c23c4238d6f046bb5e4 /arch/arm/plat-mxc
parent1595f16c5e537cb33e118e7ae18dff139f22bdb1 (diff)
ARM: imx: pass gpio than irq number into mxc_expio_init
Change mxc_expio_init interface a little bit to have gpio than irq number passed in. With the change, gpio_to_irq can be called inside mxc_expio_init to get irq number, so that MXC_IRQ_TO_GPIO can be removed. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Sascha Hauer <s.hauer@pengutronix.de> Acked-by: Dong Aisheng <dong.aisheng@linaro.org>
Diffstat (limited to 'arch/arm/plat-mxc')
-rw-r--r--arch/arm/plat-mxc/3ds_debugboard.c8
-rw-r--r--arch/arm/plat-mxc/include/mach/3ds_debugboard.h2
2 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm/plat-mxc/3ds_debugboard.c b/arch/arm/plat-mxc/3ds_debugboard.c
index 5cac2c540f4..3b48a08c165 100644
--- a/arch/arm/plat-mxc/3ds_debugboard.c
+++ b/arch/arm/plat-mxc/3ds_debugboard.c
@@ -49,7 +49,6 @@
#define MCU_BOARD_ID_REG 0x68
#define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_BOARD_IRQ_START)
-#define MXC_IRQ_TO_GPIO(irq) ((irq) - MXC_INTERNAL_IRQS)
#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START)
#define MXC_MAX_EXP_IO_LINES 16
@@ -155,8 +154,9 @@ static struct regulator_consumer_supply dummy_supplies[] = {
REGULATOR_SUPPLY("vddvario", "smsc911x"),
};
-int __init mxc_expio_init(u32 base, u32 p_irq)
+int __init mxc_expio_init(u32 base, u32 intr_gpio)
{
+ u32 p_irq = gpio_to_irq(intr_gpio);
int i;
brd_io = ioremap(BOARD_IO_ADDR(base), SZ_4K);
@@ -178,8 +178,8 @@ int __init mxc_expio_init(u32 base, u32 p_irq)
/*
* Configure INT line as GPIO input
*/
- gpio_request(MXC_IRQ_TO_GPIO(p_irq), "expio_pirq");
- gpio_direction_input(MXC_IRQ_TO_GPIO(p_irq));
+ gpio_request(intr_gpio, "expio_pirq");
+ gpio_direction_input(intr_gpio);
/* disable the interrupt and clear the status */
__raw_writew(0, brd_io + INTR_MASK_REG);
diff --git a/arch/arm/plat-mxc/include/mach/3ds_debugboard.h b/arch/arm/plat-mxc/include/mach/3ds_debugboard.h
index a384fdd49c6..9fd6cb3f8fa 100644
--- a/arch/arm/plat-mxc/include/mach/3ds_debugboard.h
+++ b/arch/arm/plat-mxc/include/mach/3ds_debugboard.h
@@ -13,6 +13,6 @@
#ifndef __ASM_ARCH_MXC_3DS_DB_H__
#define __ASM_ARCH_MXC_3DS_DB_H__
-extern int __init mxc_expio_init(u32 base, u32 p_irq);
+extern int __init mxc_expio_init(u32 base, u32 intr_gpio);
#endif /* __ASM_ARCH_MXC_3DS_DB_H__ */